| Unit of measurement | CIVIC EC LB 500 (120V/60Hz) S18 | |
| Connected air duct size | in | 9 13/16” |
| Phases | - | 1 |
| Minimum supply voltage | V | 120 |
| Maximum supply voltage | V | 120 |
| Power supply frequency | Hz | 50/60 |
| Rated power | W | 232 |
| Maximum unit current | A | 3.4 |
| Maximum airflow | CFM | 341 |
| Rotation speed at 60hz | - | 1280 |
| Sound level | Sones | 1.6 |
| Heat recovery efficiency, max | % | 93 |
| Heat exchanger type | - | Counter flow |
| Heat exchanger material | - | Aluminum |
| Weight | lb | 421 |
| Supply filter | - | MERV8 and MERV14 |
| Extract filter | - | MERV8 |
| Transported air temperature (max) | °С | 50 |
| Transported air temperature (min) | °С | -25 |